Jefferson Parish, La.- Police say 28-year-old Terrence Vincent is autistic and was last seen Saturday in the 1000 block of Eli Court.
Investigators say Vincent walked away from his home and he can only speak his name.
Vincent is known to walk long distances when he leaves. The last time he left his home in December of 2011 he was found at West Jefferson Hospital.
In addition, police say Vincent often cannot find his way home when he leaves.
Vincent was last seen wearing a black t-shirt with "Affliction" in red, blue jeans with a bleach spot on the leg, a straw hat with green stars on it and black Nike tennis shoes.
Police say Vincent is missing part of his right thumb.